Formulasi sediaan sabun transparan ekstrak kering daun teh hijau (Camellia sinensis L. var. assamica) - Widya Mandala Catholic University Surabaya Repository

  5.1 Simpulan

  Berdasarkan hasil penelitian optimasi menunjukkan bahwa sodium

  

lauryl ether sulfate untuk meningkatkan aksi pembersihan, pembentukan

  busa dan stabilitas busa. Cocamidopropyl betaine berpengaruh untuk meningkatkan aksi pembersihan, pembentukan busa dan stabilitas busa. Interaksi keduanya berpengaruh untuk meningkatkan aksi pembersihan, pembentukan busa dan stabilitas busa.

  Hasil optimasi memberikan formula optimum pada sediaan sabun transparan ekstrak kering teh hijau (Camellia sinensis L. var. assamica) yang diperoleh dengan design expert yaitu kombinasi sodium lauryl ether sulfate 10,98% dan cocamidopropyl betaine 7,12% dengan perkiraan hasil aksi pembersihan 47,44%, pembentukan busa 6,92 cm dan stabilitas busa 56,16%

  5.2 Saran

  Berdasarkan hasil penelitian yang didapatkan, perlu dilakukan penelitian lebih lanjut dengan penggunaan jenis ekstrak teh hijau yang digunakan, agar sediaan sabun yang dihasilkan memiliki penampilan yang lebih transparan. Agoes, G. 2009, Teknologi Bahan Alam (Serial Farmasi Industri-2) edisi revisi, Penerbit ITB, Bandung. Ali, A, Chong, C.H., Mah, S.H., Abdullah, L.C., Choong, T.S.Y.C and Chua,

  B.L. 2018, Impact of Storage Conditions on the Stability of Predominant Phenolic Constituents and Antioxidant Activity of Dried Piper betle Extracts, Molecules, 23(84): 2-15.

  Amrita. 2013, Saponification The Process of Making Soap. Diakses pada 27 Desember 2017, Anggraini, T., Ismanto, S.D. dan Dahlia. 2015, The Making of Transparent

  Soap from Green Tea Extract, International Journal on Advanced

Science Engineering Information Technology , 5(4): 349-356.

Anissi, J., Hassouni, M. El., Ouardaoui, A. and Sendide, K. 2014, A

  Comparative study of the antioxidant scavenging activity of green tea, black tea and coffee extracts: A kinetic approach, Food Chemistry,

  150: 438-447.

  Antolovich, M., Prenzel, P. D., Patsalides, E., McDonalds, S. and Robards, K. 2002, Methods for Testing Antioxidant Activity, Analyst, 127: 183- 198.

  Armoskaite, V. Rmanauskiene, K., Maruska A., Razukas, A., Dagilytte, A., Baranauskas, A. and Briedis, V. 2011, The Analysis of Quality and Antioxidant Activity of Green Tea Extracts, Journal of Medicinal Plants Research, 5(5) : 811-816.

  Armstrong, N.A. and James, K.C. 1996, Pharmaceutical Experimental

  Design and Interpretation : Factorial Design of Experiments , Taylor and Francis, USA.

  Asian and Pacific Coconut Community (APCC). 2007, Standard for virgin .

  coconut oil

  Awang, R., Ahmad, S. and Ghazali, R. 2001, Properties of Sodium Soap Derived from Palm-Based Dihydroxystearic Acid, Journal of Oil Palm Research, 13(2): 33-38.

  Badan Pengawas Obat dan Makanan Republik Indonesia (BPOM RI). 2010,

  Petunjuk Operasional Pedoman Cara Pembuatan Kosmetik yang

  Baik, Jakarta: Badan Pengawas Obat dan Makanan Republik Indonesia.

  Basheva, E.S., Ganchev, D., Denkov, N. D., Kasuga, K., Satoh, N. and Tsuji, K. 2000, Role of Betaine as Foam Booster in the Presence of Silicone Oil Drops, Langmuir, 16(3) : 1000-1013.

  nd

  Baumann, L. 2009, Cosmetic Dermatology Principles and Practice, 2 ed., The McGraw-Hill Companes, Inc, New York. Baumann, L. and Allemann, I.B. 2009, ‘Antioxidants’. in Baumann, L.,

  nd Cosmetic Dermatology Principles and Practice,

  2 ed., The McGraw- Hill Companes, Inc, New York. B aumann, L. and Saghari, S. 2009, ‘Basic Science of the Epidermis’, in

  nd

  Baumann, L., Cosmetic Dermatology Principles and Practice, 2 ed., The McGraw-Hill Companes, Inc, New York. Berry, B. 2015. Soap Queen. Diakses pada 7 Desember 2017, Betsy, K.J. Jilu, M., Fathiman, R., and Varkey, J.T 2013, Determination of

  Alkali Content and Total Fatty Matter in Cleansing Agents, Asian Journal of Science and Applied Technology , 2(1): 8-12. Bolton, S. and Charles, B. 2004, Pharmaceutical Statistic : Pharmaceutical and Clinical Applications , Mercel Dekker, New York. Bonsu, K.O., Shokri, N. and Grassia, P. 2015, Foam Stability in The Presence and Absence of Hydrocarbons: From Bubble-to-Bulk-Scale, Colloids

  and Surfaces A: Physicochem. Eng.Aspects, 481 : 514-526.

  Borhan, F.P. Gani, S.S.A. and Shamsuddin,R. 2014, The Use of D-Optimal Mixture Design in Optimising Okara Soap Formulation for Stratum Corneum Application, The Scientific World Journal, 14 :1-8.

  Brand-Williams, W., Cuvelier, M. E. and Berset, C. 1995, Use of a free radical method to evaluate antioxidant activity, Lebensmittel , 28(10): 25-30.

  Wissenschaft & Technologie

  Burke, M. R. 2005, ‘Soap’, in Shahidi, F. Bailey’s Industrial Oil and Fat

  th 6 ed., A John Wiley and Sons, Inc., Canada.

  Products,

  Bush, P. and Gassenmeier, T. 2000, ‘Evaluation of Cosmetic by Sensory Assement’ in Schwindt, D.A. and Maibach, H.I., Cutaneous Biometrics , Springer Science Business Media, New York.

  Butler, H. 2000, ‘Cosmetics Through the Ages’ in Butler, H., Poucher’s

  th Perfumes, Cosmetics and Soaps , 10 ed., Kluwer Academic Puslisher,

  Camellix, 2014, Camellix. Diakses pada

  23 Desember 2017, Charbonnier, V., Morrison, B.M., Paye, M. and Maibach, H.I. 2001,

  Subclinical, Non-Erythematous with an Open Assay Model (Whasing): Sodium Lauryl Sulfate (SLS) versus Sodium Laureth Sulfate (SLES), Foods and Chemical Toxicology, 39: 279-286.

  Chaturvedula, V. S. P. and Prakash I. 2011, A Review the Aroma, Taste, Color and Bioactive Constituents of Tea, Journal of Medicinal Plants Research , 5(11): 2120-2124.

  Chen, Y.F. Yang, C.H. Chang, M.S. Ciou P.Y.P and Huang, C.H. 2010, Foam Properties and Detergent Abilities of the Saponins from Camellia oleifera , International Journal of Molecular Science, 11: 4417-4425.

  Chen, Z., Bertin, R. and Froldi, G. 2012, EC Estimation of Antioxidant

  50 Activity in DPPH Assay Using Several Statistical Programs, Food Chemistry, 138 : 414-420.

  Copeland, L.R., Kleiman, R., Koritala, S., Brown, J.H., Cummings, M.K.

  2000, High Unsaponifiables and Methods of Using the same, Diakses pada

  27 Desember 2017, https://patents.google.com/patent/US7435424 Corazza, M., Lauriola,M.M., Zappaterra, M., Bianchi, A. and Virgli, A. 2010,

  Review Article Surfactans, Skin Cleansing Protagonis, Journal Europa Academy Dermatology Venerol , (24)1: 1-6. Cosmetic Ingredient Review. 2008, Amended Safety Assassment of Cocos nucifera (Coconut) Oil, Cosmetic Ingredients Review Expert Panel,

  Washington DC. Cosmetic Ingredient Review. 2010, Cocamidopropyl Betaine and Related

  Amidopropyl Betains as Used in Cosmetics, Cosmetic Ingredients Review Expert Panel, Washington DC. Cosmetic Ingredient Review. 2012, On the Safety Assessment of Citric Acid,

  Inorganic Citrate Salts, and Alkyl Citrate Esters as Used in Cosmetics, , Washington DC.

  Cosmetic Ingredients Review Expert Panel Cosmetic Ingredient Review. 2014, Safety Assesment of Glyserin as Used in Cosmetic, Cosmetic Ingredients Review Expert Panel, Washington

  Cosmetic Ingredient Review. 2016, On the Safety Assessment of Oleic Acid, Lauric Acid, Palmintic Acid, Myristic Acid and Stearic Acid,

Cosmetic Ingredients Review Expert Panel , Washington DC.

  Dalimartha, S. 2008, Atlas Tumbuhan Obat Indonesia, Jilid 3, PT Pustaka Pembangunan Swadaya Nusantara, Jakarta. Departemen Kesehatan RI. 2011, Suplemen II Farmakope Herbal Indonesia, ed. 1, Jakarta: Departemen Kesehatan Republik Indonesia. Direktorat Jenderal Pengawasan Obat dan Makanan Republik Indonesia

  (Ditjen POM RI). 2000, Parameter Standar Umum Ekstrak Tumbuhan Obat , Jakarta : Departemen Kesehatan Republik Indonesia. Fachmi, C. 2008,

  ‘Pengaruh Penambahan Gliserin dan Sukrosa Terhadap Mutu Sabun Transparan ’, Skripsi, Sarjana Teknologi Pertanian, Institut Pertanian Bogor, Bogor.

  Floyd, D. 2009, ‘Application of Amphotherics- Based Formulation’, in Zoller, U., Handbook of Detergents part E: Applications, CRC Press, New York.

  Friedman, M.

  2004, ‘Chemistry, Formulation, and Performance of Syndet and Combo Bars’, in Spitz, L., Soaps, Detergents,

  Oleochemicals, and Personal Care Product, AOCS Press, Orlando.

  Gambogi, J., Kennedy, S. and Ambundo, E. 2009, ‘Dishwashing with Detergents’, in Zoller, U., Handbook of Detergents Part E: Applications , CRC Press, New York.

  Gecol, H. 2006, ‘The Basic Theory’, in Farn, R.J., Chemistry and Technology of Surfactants . Blackwell Publishing, Oxford. Gianeti, M.D., Mercurio, D.G. and Campos, P.M.B.G. 2013, The Use of

  Green Tea Extract in Cosmetic Formulations : Not only an Antioxidant Active Ingredient, Dermatologic Therapy, 26: 267-271. Guertechin, L.O. 2009, ‘Surfactants: Classification’, in Barel, A.O., Paye, M. and Maibach, H.I., Handbook of Cosmetic Science and Technology,

  rd 3 ed., Informa Healthcare Inc., New York.

  Gunstone, F.D., Harwood, J.L. and Padley, F.B. 1994, The Lipid Handbook,

  nd 2 ed., Chapman and Hall, India. Hambali, E., Bunasor, T.K., Suryani, A. dan Kusumah, G.A. 2005, Aplikasi Dietanolamida dari Asam Laurat Minyak Inti Sawit Pada Pembuatan

  Handa, S. S., Khanuja, S.P.S., Longo, G. and Rakesh, D.D. 2008, Extraction

  Technologies for Medicinal and Aromatic Plants , International Center for Science and High Technology, Trieste.

  Hara, Y. 2001, Green Tea Health Benefits and Applications, Marckel Dekker Inc, New York. Hariyadi, P. 2013, Freeze Drying Technolgy for Better Quality and Flavor of Dried Products, Food Review Indonesia, 7(2): 52-56. Heinrich, U., Moore, C.E., Sprit, S.D., Tronnier, H. and Stahl, W. 2011,

  Green Tea Polyphenol Proved Photoprotection, Increase Microcirculation, and Modulate skin Properties Woman, American Society for Nutrition , 141: 1202-1208.

  Hibbs, J. 2006, ‘Anionic Surfactants’, in Farn, R.J., Chemistry and

Technology of Surfactants , Blackwell Publishing, Oxford, UK.

Hill, M. and Moaddel, T. 2004, ‘Soap Structure and Phase Behavior’, in

  Spitz, L., Soaps, Detergents, Oleochemicals, and Personal Care Product, AOCS Press, New York. Holzer, A. M., Yusuf, N., Tisdale, B., Katiyar, S.K.K. and Elmets, C.A. 2010,

  ‘Systemic and Topical Use of Green Tea Polyphenols for Healthy Skin’, in Krutman, J., and Humbert, P. Nutrition for Healthy Skin, Springer Heidelberg Dordrecht, London.

  Hsu, S. 2005, Green tea and the skin, Journal of the American Academy of Dermatology, 52(6) : 1049-1059. Hunting, A.L.L. 2000, ‘Bath and Shower Products’, in Butler, H., Poucher’s

  th Perfumes , Cosmetics and Soaps, 10 ed., Kluwer Academic Puslisher, London, pp. 101-149.

  Isaac, V., Chiari, B.G., Magnani, C. and Correa, M.A. 2012, Sensory Analysis as a Useful Tool in The Develompent of Cosmetic, Journal

of Basic and Applied Pharmaceutical Sciences, 33(4) : 479-488.

  Ismail and Ahmad, 2007, Sensory Evaluation for Cosmetic and Personal Care Products, MPOB Information Series, 397(22): 1-2.

  Jain, D.P., Pancholi, S.S. and Patel, R. 2011, Synergistic Antioxidant Activity of Green Tea with some Herb, Journal of Advanced Pharmaceutical Jog, S.V., Bagal, S.A., Chogale, M.M., and Shanbhag, P.P. 2012, Sensory

  Analysis in Cosmetic An Overview, Household and Personal Care Today, 23-24. Kedare, S.B. and Singh, R.P. 2011, Genesis and Development of DPPH

  Method of Antioxidant Assay, Journal Food Science Technology, 48(4): 412-422. Kementerian Kesehatan Republik Indonesia (Kemenkes RI). 2014,

  Farmakope Indonesia, Edisi V, Jakarta : Kementerian Kesehatan Republik Indonesia.

  Kementerian Pertanian. 2010, Abstrak Hasil Penelitian Pertanian Komoditas

Teh , Pusat Perpustakaan dan Penyebaran Komoditas teh, Bogor.

Ketaren, S. 2008, Pengantar Teknologi Minyak dan Lemak Pangan, Universitas Indonesia Press, Jakarta. Kowalska, T., Kaczmarski, K. and Prus, W. 2015, ‘Theory and Mechanism of Thin-Layer Chromatography

  ’, in Sherma, J. and Fried B.,

  Handbook of Thin Layer Chromatography , Marcel Dekker, New York.

  Kuntom, A. and Spitz, L. 2004, ‘Comparison of Palm- and Tallow-Based’, in Spitz, L., Soaps: Specifications, Formulations, and Performance in

  Soaps, Detergents, Oleochemicals, and Personal Care Products , AOCS Press, Illionis.

  Kurniawan, D.W. dan Sulaiman, T.N.S. 2009, Teknologi Sediaan Farmasi, Graha Ilmu, Yogyakarta. Lattef, N.S. 2016, Phytochemical, Antibacterial and Antioxidant Activity of

  Camellia Sinensis Methanolic and Aqueous Extracts, Journal of Pharmacy and Biological Sciences, (11): 113-120. Levin, J. and Maibach, H. 2008, Human skin buffering capacity: an overview, Skin Research and Technology , 14: 121-126. Leyden, J.J and Rwalings, A.V. 2002, Skin Moisturization, Marcel Dekker, New York. Liebert, M.A. 1983, Final Report on the Safety Assessment of Sodium Laureth Sulfate and Ammonium Laureth Sulfate, Journal of the

  Liebert, M.A. 1991, Final Report on the Safety Assessment of Cocamidopropyl Betain, Journal of the American College of Toxicology , 10(1): 1-20.

  Madhavan, K., Arumuganathan, T. and Mathew, A.C. 2010, Virgin Coconut Oil , Indian Council of Agricultural Research, (61): 1-24. Mansor, T.S.T., Che Man, Y.B., Shuhaimi, M., Abdul Afiq, M.J. and Ku

  Nurul, F.K.M. 2012, Physicochemical Properties of Virgin Coconut Oil Extracted from Different Processing Method, International Food Research Journal , 19(3): 837-845.

  Middleton, J.D. 2000, ‘Safety’, in Butler, H., Poucher’s Perfumes, Cosmetics

  th and Soaps, 10 ed., Kluwer Academic Puslisher, London.

  Milstein, S.R., Halper, A.R. and Kats, L.M. 2006, ‘Definition of Cosmetics’, in Paye, M., Barel, A.O., Maibach, H.I., Handbook of Cosmetic

  nd Science and Technology, 2 ed., Informa Healthcare Inc., New York.

  Molyneux, P. 2004, The Use of the Stable Free Radical Diphenylpicrylhydrazyl (DPPH) for Estimating Antioxidant Activity, Songklanakarin Journal of Science and Technology , 26(2): 211-219.

  Nadarajan, R. and Ismail, R. 2011, Performance and Microstructural Study on Soap Using Different Fatty Acid and Cations, Journal Surfactans

  and Detergents , 14: 463-471.

  Nigam, P.K. 2009, Adverse Reactions to Cosmetic and Methods of Testing, Indian Journal Dermatol Venereol Leprol, (75)1 : 10-19. Ogunsuyi, H.O and Akinnawo, C.A. 2012, Quality Assseement of Soaps

  Produced Palm Bunch Ash-Derived Alkali and Coconut Oil, Journal , 16(4): 363-366.

  Applied Sciences and Environmental Management

  Otterson, R. 2006, ‘Amphoteric Surfactants’, in Farn, R.J., Chemistry and , Blackwell Publishing, Oxford.

  Technology of Surfactants

  Paye, M., Barel, A.O. and Maibach, H.I. 2009, ‘Introduction’, Handbook of

  rd

  , 3 ed., Informa Healthcare Inc.,

  Cosmetic Science and Technology New York. a

  Pengawas Obat dan Makanan (POM). 2015 , Ethanol, Jakarta: Badan Pengawas Obat dan Makanan. b

  Pengawas Obat dan Makanan (POM). 2015 , Natrium Lauril Eter Sulfat, Jakarta: Badan Pengawas Obat dan Makanan. Phisut, N. 2012, MiniReview Spray Drying Technique of Fruit Juice Powder:

  Some Factors Influencing The Properties of Product, International Food Research Journal , 19(4): 1297-1306. Purenatural, 2017, Okay Pure Natural. Diakses pada 23 Desember 2017, http://www.okaypurenaturals.com/green-tea-shampoo-nourishing- antioxidant-rich/. Qisti, R. 2009, ‘Sifat Kimia Sabun Transparan Dengan Penambahan Madu

  Pada Konsentrasi Yang Berbeda’, Skripsi, Sarjana Peternakan, Institut Pertanian Bogor, Bogor.

  Rhein, L. 2007, ‘Surfactant Action on Skin and Hair: Cleansing and Skin

Reactivity Mechanisms’, in Johansson and Somasundaran, Handbook for Cleaning or Decontamination of Surfaces, Elsevier, Oxford

  Riley P.C and Sykes, S.J. 2002, Industrial Applications of Spinning Cone Column Technology: A Review, Flavourtech Research, Griffith. Robinson, V.C., Bergfeld, W.F., Belsito, D.V., Hill, R.A., Klaasen, C.D., Jr

  Marks, J.G., Shank, R.C., Slaga, T.J., Synder, P.W. and Andersen, F.A. 2010, Final Report of Amended Safety Assessment of Sodium Laureth Sulfate and Related Salts of Sulfated Ethoxylated Alcohols, International Journal of Toxicology , 29 (Supplement 3): 1515-1615.

  Rohdiana, D. 2015, Teh: Proses, Karakteristik dan Komponen Fungsionalnya, Food Review Indonesia 10(8): 34-37. Rohman, A. 2009, Kromatografi untuk Analisis Obat, Graha Ilmu, Yogyakarta. Rowe, R.C., Sheskey, P.J. and Quinn, M.E. 2009, Handbook of

  

th

Pharmaceutical Excipients , 6 ed., Pharmaceutical Press, London.

  Salwa, S. and Zulaika, S. 2015, Phase Behaviour Study of Swiftlet Nest Using Virgin Coconut Oil with Non-Ionic Surfactants, Malaysian Journal of : 184-193.

  Analytical Sciences, 19(1)

  Saxena, R and Luke, W.M. 2002, Monohydric Alcohol-free Transparent , Diakses pada 9

  Moisturizing Bar Soap with Plastic Packaging Mold

  Januari 2018, Sayuti, K. dan Yenrina, R. 2015, Antioksidan Alami dan Sintetik, Andalas University Press, Padang. Schmiedel, P. and Rybinski, W. 2006, ‘Applied Theory of Surfactants’, in Farn, R.J., Chemistry and Technology of Surfactants. Blackwell

  Schrader, K. 1992, ‘Cleansing Action of Synthetic Detergents – Methodology of Determination’, in Braun-Falco, O. and Korting, H.C., Griesbach

  Conference Skin Cleansing With Synthetic Detergents Chemical , Ecological, and Clinical Aspects, Springer Verlag, Berlin.

  Senanayake, S.P.J.N. 2013, Green Tea Extract: Chemistry, Antioxidant Properties and Food Applications A Review, Journal of Functional Foods. 5(4) : 1529-1541.

  Setyaningsih, D., Apriyanto, A. dan Sari, M.P. 2010, Analisis Sensori untuk

  Industri Pangan dan Agro, IPB Press, Bogor.

  Setyoningrum, E.N.M. 2010, ‘Optimasi Formula Sabun Transparan dengan Fase Minyak Virgin Coconut Oil dan Surfaktan Cocoamidopropyl Betaine: Aplikasi Desain Faktorial’, Skripsi, Sarjana Farmasi, Universitas Sanata Dharma, Yogyakarta.

  Shai, A., Maibach, H.I. and Baran, R. 2009, Handbook Cosmetic Skin Care,

  nd 2 ed., Informa Healthcare, New York.

  Shrivastava, S.B. 1982, Soap, Detergent and Parfume Industry, Small Industry Research Institute, New Delhi. Soraya, N. 2007, ‘Kajian Aplikasi Virgin Coconut Oil dan Dietanolamida

  Pada Formulasi Sabun Transparan ’, Tesis, Magister Sains, Institut Pertanian Bogor, Bogor.

  Spears, K. 2000, ‘Analytical Methods’, in Butler, H., Poucher’s Perfumes,

  th Cosmetics and Soaps,

  10 ed., Kluwer Academic Puslisher, London, pp 535-537. Spitz, L. 2004, Soaps, Detergents, Oleochemicals, and Personal Care , AOCS Press, Illionis.

  Products

  Standar Nasional Indonesia (SNI). 1994, Standar Nasional Indonesia (SNI): , Jakarta: Badan Standardisasi Nasional.

  Sabun Mandi

  Standar Nasional Indonesia. 2008, Virgin Coconut Oil, Jakarta: Dewan Standarisasi Nasional. Standar Nasional Indonesia (SNI). 2016, Standar Nasional Indonesia (SNI): , Jakarta: Badan Standardisasi Nasional.

  Sabun Mandi Steenis, C.G.G.J. 2008, Flora, Cetakan 12, PT Pradnya Paramita, Jakarta. Tadros, T.F. 2014, An Introduction to Surfactants, Walter de Gruyter, Berlin. Tarun, J., Susan, J., Suria, J., Susan, V.J., Criton, S.2014, Evaluation of pH of Bathing Soaps and Shampoos for Skin and Hair Care, Indian

  Journal of Dermatology , 59(5): 442-444.

  Tarwoto dan Wartonah. 2015, Kebutuhan Dasar Manusia dan Proses Keperawatan, Edisi 5, Salemba Medika, Jakarta. Tranggono, R.I. dan Latifah, F. 2014, Buku Pegangan Dasar Kosmetologi, Edisi 2, CV Sagung Seto, Jakarta. U.S.National. 2018. HSDB Sodium Chloride, Diakses pada 14 Januari 2018, Villano, D., Pachon, M.S.F, Moya, M.L., Troncoso, A.M. and Parilla, M.C.G.

  2007, Radical Scavenging Ability of Polyphenolic Compounds Towards DPPH Free Radical, Talanta 71: 230-235. Vincken, J.P. Hen, L.de Groot, A. Gruppen, H. 2007, Saponins, clasification

  and occurrence in the plant kingdom. Sciencedirect Phytochemistry, 68: 275-297.

  Voight, H. R. 2000, Pharmazeutische Technologie, Birkenwaldstrabe, Stuttgart, Berlin. Vuong, Q. V., Golding, J.B., Nguyen, M. and Roach, P.D. 2010, Review

  Extraction and Isolation of Catechins from Tea, Journal of Separation Science, 33: 3415-3428. Vuong, Q.V and Rouch, P.D. 2013, Caffeine in Green Tea: Its Removal and Isolation, Journal Separation and Purification Reviews, 43: 155-174. Waranuch, N. and Wisuitiprot, W. 2013, Tea Catechins and Skin, Household and Personal Care Today, 8(1) : 42-44. Weber, S.U., Lodge, J.K., Saliou, C. and Packer, L. 2009, ‘Antioxidants’, in

  Barel, A.O., Paye, M., Maibach, H.I., Handbook of Cosmetic Science

  rd 3 ed., Informa Healthcare Inc., New York. and Technology,

  Widyasanti, A. dan Rohani, J.M. 2017, Pembuatan Sabun Padat Transparan Berbasis Minyak Zaitun dengan Penambahan Ekstrak Teh Putih, Jurnal Penelitian Teh dan Kina, 20(1) : 13-29.

  Willcox, M.J. 2000, ‘Soap’, in Butler, H., Poucher’s Perfumes, Cosmetics

  th and Soaps , 10 ed., Kluwer Academic Puslisher, London. Williams, D.F. and Schmitt, W.H. 1992, Chemistry and Technology of the

  Cosmetic and Toiletries Industry,

  2

  nd ed., Chapman and Hall, Madras.

Williams, J.J. 2007, ‘Formulation of Carpet Cleaner’, in Johansson and

  Somasundaran, Handbook for Cleaning or Decontamination of Surfaces, Elsevier, Oxford. Wilson, K.C. and Clifford, M.N. 1996, Tea: Cultivation to Consumption, Springer Science, North Yorkshire. Winarsi, H. 2007, Antioksidan Alami dan Radikal Bebas, Penerbit Kanisius, Yogyakarta. Yamamoto, N. 2012, Skin Irritation Caused by Alcohol-Based Hand Rubs in Sudhakar, Infection Control, Intechopen, Tokyo.